Finding the Fourth Proportional to 196,791.81, 271,609.25 and 111,903.81

Step by Step Solution

1. Step 1: Write the proportion equation
   196,791.81 : 271,609.25 = 111,903.81 : x
2. Step 2: Convert to fraction form
   196,791.81/271,609.25 = 111,903.81/x
3. Step 3: Cross multiply
   196,791.81x = 271,609.25 × 111,903.81
4. Step 4: Simplify right side
   196,791.81x = 30,394,109,346.72
5. Step 5: Solve for x
   x = 30,394,109,346.72/196,791.81
6. Step 6: Final answer
   x = 154,448.04